public class Student1 {
    public String name;
    public String sex;
    public int age;
    public double height;

    public Student1(String name, String sex, int age, double height){
        this.name="Li LeiLei";
        this.sex="男";
        this.age=18;
        this.height=3.8;
    }
    public void show(){

        System.out.println(name+" "+sex+" "+age+" "+height);
    }
    public static void main(String[] args) {
        Student1 s1 = new Student1("Li LeiLei", "男", 18, 3.8);
        Student1 s2 = new Student1("Han MeiMei", "女", 19, 4.0);
        Student1 s3 = new Student1("Jim", "男", 18, 2.6);
         s1.show();
        s2.show();
        s3.show();
    }
}
